Sideslip

sideslip - The tendency of a boat to move sideways in the water instead of along its heading due to the motion of currents or currents.
single sideband - A type of radio carried on a boat to transmit long distances.
skiff - A small boat.

Sideslippage downwind. When a boat makes leeway she slides to leeward while also making progress ahead.
leg
A section of a cruise, passage, or race course defined by intermediate stops or turning marks.

See also: Running, Lines, Safety harness, Rudder, Boat